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Seeking feedback on a cream/lotion formula (37% oil phase) containing SPF filters, skin brighteners, emollients, etc., regarding potential ingredient issues, recommended stabilizers for preventing separation and maintaining efficacy, and the expected texture (aiming for soft, light, fast-absorbing).
What are the key ingredients in The Face Shop Foot Mask and what are their functions for foot skin?
When making a body spray using perfume oil and Ethyl Alcohol 99.9%, how much Flora Fix™ (Fragrance Solubilizer) is needed, and how long should the mixture be left to macerate before use?
Inquiry about Astaxanthin 2.5% algae extract powder for beverage application, including country of origin and available technical presentation or data.
What active ingredients are recommended for a homemade hair conditioner to nourish aging hair and scalp?
What active ingredients are recommended for formulating a homemade hair conditioner specifically for nourishing and improving the hair and scalp of elderly individuals?
I plan to add various oil-soluble and water-soluble active ingredients (including powders and liquids) to a Cica Sleeping Mask Base. My proposed method involves preparing separate oil and water phases, then adding them sequentially to the base. Will this mixing procedure work, will the final formulation be stable (specifically regarding phase separation), and is it necessary to add an additional emulsifier like Satin Cream Maker to ensure stability?
Regarding using Cica Sleeping Mask Base (compare to Laneige) as a base, can I mix these ingredients?: 1. **Oil Solution (Total 9g):** * Shea Butter (Ultra Soft) 6.5g (Warm to 60°C) * TXC™ (Cetyl Tranexamate HCl) 1g * MSH White™ (Undecylenoyl Phenylalanine) 0.5g * Natural Bisabolol 1g 2. **Water/Powder Solution (Total 11g):** * WhiteCumin™ 2x (สารสกัดขมิ้น, Tetrahydrodiferuloylmethane) 4g * Skin-Barrier™ (Skin Barrier Restoration) 5g * VersaMoist™ (PEG/PPG-14/7 Dimethyl Ether) 2g 3. **Powder Ingredients (Total 15g):** * 4MSK (Potassium Methoxysalicylate) 1g * Safe-B3™ (Vitamin B3, Niacinamide, Switzerland) 5g * GlucoBright™ (Acetyl glucosamine) 4g * Z-White™ 1g * Natural Betaine 2g * Ectoine (Ectoin, from Bio-fermentation) 2g **Proposed Mixing Steps:** 4. Gradually dissolve the powder ingredients (Step 3, 15g) into the water/powder solution (Step 2, 11g) for a total of 26g. 5. Mix this 26g solution with 74g of Cica Sleeping Mask Base. 6. Then, add the oil solution (Step 1, 9g) and mix until combined. 7. Finally, add Phenoxyethanol SA (eq. Optiphen Plus) 1g. If I follow these steps, will there be any problematic steps? Will the resulting mixture be stable? Is it necessary to add Satin Cream Maker to support it?
How to consume Apple Cider Vinegar (ACV) and what are its benefits for digestion and hunger control?
How should Apple Cider Vinegar (ACV) be consumed to help with digestion/excretion and hunger control? What are the recommended mixing methods?
How to properly dissolve Wild Yam Extract (Diosgenin 95%) in the oil phase for a face cream formulation, especially when stored in the refrigerator and not allowed to warm up?
How to dissolve an extract in the oil phase of a face cream formulation when it has precipitated due to cold storage?
What is the correct INCI name for "Titanium Dioxide Transparent (15nm, Water-Dispersion)"? I saw information listing it as 10-Hydroxydecanoic Acid, which seems incorrect as that's the INCI for Royal Jelly.
What is the correct INCI name for Titanium Dioxide Transparent (15nm, Water-Dispersion), as the provided name (10-Hydroxydecanoic Acid) appears incorrect and matches the INCI name for Royal Jelly?
Inquiry regarding Papain in cosmetic formulations: Does degraded Papain cause color change like oxidized Vitamin C? What is the impact of stability testing above 40°C on a formula containing Papain, even if other ingredients are stable? Can Papain be used with Vitamin C derivatives like Ascorbyl Glucoside, considering pH?
Regarding Papain in finished cosmetic formulations: Does degraded Papain cause color change like oxidized Vitamin C? What is the outcome of stability testing above 40°C for a formula containing Papain, and will it fail even if other ingredients are stable? Can Papain be used with Vitamin C derivatives like Ascorbyl Glucoside, and what factors affect their compatibility?
Can L-ascorbic acid powder be mixed into a stabilized Vitamin C serum (Natural-C Glycol™) to increase its concentration?
Can L-Ascorbic Acid powder be mixed directly into a pre-made stabilized Vitamin C serum (like Natural-C Glycol™) to increase its concentration, and what are the potential issues?
Regarding a face and body cream formula containing Glycolic Acid at a concentration not exceeding 5% for exfoliating melasma, dark spots, and scars: Can this formula be used during the day with normal sun exposure, or should it only be used at night? Also, is a concentration of 2-3% sufficient for these purposes?
Can Glycolic Acid (AHA) at concentrations below 5% (specifically 2-3%) be used in face and body creams during the day with normal sun exposure for treating melasma, dark spots, and scars, or should it only be used at night? Is 2-3% concentration sufficient for these purposes?